What should I name my white cat? Written by Russel in A What should I name my white cat? Casper likes the friendly white ghost. Other great names for white cats include Duchess, Frosty, Elsa, or Khaleesi. Gandalf and Dumbledore are good white cat names as well. Russel A pet owner who loves to share useful facts and information about animals. For now, I write mostly about dogs and cats.